Can AI do your bookkeeping? An honest answer for Canadian small business owners

You’re thinking about using AI to do your bookkeeping, aren’t you?

I won’t tell. And I’m not going to talk you out of it. AI handles a lot of this well, and it’s getting better fast.

Here’s the short answer. If you’re a sole proprietor with a simple business, AI can do a good chunk of your bookkeeping, as long as it’s set up properly and someone checks it early. If you’re incorporated, we don’t recommend it yet. And the AI accounting apps we’ve looked at so far don’t handle Canadian banks or Canadian sales tax.

Prefer to watch? Here’s the 3-minute version.

I get why you’re asking

Bookkeeping and accounting software has gotten expensive, and everything is a monthly subscription now. I don’t love it either, for my own business or for our clients. Wanting to cut that cost is completely reasonable.

I recently watched a painter on TikTok who’s replacing QuickBooks with a system he built himself using AI. He kept his QuickBooks history, matches his data back and forth to make sure it’s right, and he’s all over his numbers. For him, it works, and there are good reasons why: he’s a sole proprietor, he’s very tech savvy, and he’s deeply involved in his own bookkeeping.

But he’s that guy. If you’re not at that level of tech comfort and involvement, it’s a much bigger job than just asking AI to do your bookkeeping. If you don’t know exactly where everything should go and what it should look like, it gets dicey.

AI bookkeeping is like DIY with a really smart friend

That’s the honest version. It’s like doing your own books with a friend who knows most everything, but not everything. It’s a better way to do your own books than anything that’s existed before.

The catch: it doesn’t know when it’s wrong, and it won’t put its hand up. It gives you an answer either way. It doesn’t tell you when it guessed.

• Expenses land in the wrong category.
• GST looks fine, and isn’t.
• The numbers balance beautifully and still don’t mean what you think they mean.

It won’t flag any of it, because it doesn’t know to.

How do you know if the AI got it right?

That’s the whole problem. If you already know your numbers cold, you’ll catch the mistakes. If you don’t, you won’t know what it’s getting wrong, and it compounds every month. Then you get to tax time a year later, and someone has to pull the whole year apart because it wasn’t set up right to begin with.

It’s the same as doing your bookkeeping yourself any other way: you need another set of eyes.

Set up the AI itself first

Here’s the part most people skip. Out of the box, tools like ChatGPT and Claude are built to be helpful and agreeable. They tend to agree with you, make you feel good and not contradict you.

Unless you’ve gone into the settings and given your AI ground rules, it can easily pull answers from a blog post that’s wrong, ten years old, or written for the US instead of Canada. For bookkeeping, you want it told to double-check its sources, to use Canadian sources like CRA for tax questions, and to say when it isn’t sure.

That base setup comes before any of the bookkeeping. So it’s really a three-part job:

1. Set up the AI itself, with the rules and sources it should work from.
2. Build a simple bookkeeping system on top of it, and test it against your real bank statements.
3. Have someone review it, a second set of eyes to make sure nothing’s missing before it runs all year.

It’s more than just asking AI to do your bookkeeping.

Sole proprietor? It can work

A simple sole proprietorship is the best case for AI bookkeeping. Fewer moving parts, fewer places for it to go sideways. You can set up quite a simple system with AI that keeps your books for you.

You just need some guidance, the same as setting up any system you’re not a specialist in. Get the moving pieces right from the start, and have someone check your data before a year goes by.

Incorporated? Not yet

A corporation is a different story. Its books carry forward from one year to the next and have to tie into the corporate tax return: assets, liabilities, shareholder loans and last year’s closing balances all have to line up. That takes a full accounting platform like Xero or QuickBooks Online.

Without one, year-end takes far longer to sort out, and your accountant’s bill goes up with it. AI isn’t there yet for this.

What about AI accounting apps?

We’ve gone looking at the pre-built AI bookkeeping tools. Every one we’ve checked so far has the same problem: none of them handles Canadian banks or Canadian sales tax.

That’s not a small gap. GST/HST is where the money and the penalties actually live. And they’re priced about the same as Xero and QuickBooks Online, not cheaper, which surprised us.

That will probably change, and we’re watching. In the meantime, if you’re thinking of handing your books to an AI app, check that it handles Canadian banks and sales tax before you pay for anything.

If you’re going to try it, set it up right

More on the categories: business expenses you can write off in Canada and T2125 vs T2. Still deciding on software? Read how to choose accounting software in Canada.

Where we come in

The Books Check-Up was created for exactly this. It’s for people doing their own books in whatever form that takes, and AI is honestly a great way to DIY these days. We go through what you’ve actually got, tell you what’s off, and often spot software you’re paying for and barely using.

Setting up your own AI system and want help getting it right from the start? Book a 1:1 session and we’ll review what you’ve built and make sure it will hold up.

Let’s check your setup No judgment, no accountant-speak

• Want it handled? Book a free 15-minute video call. Rather keep it short? Email team@kcandcompany.ca with what you do and what’s bugging you.
• Doing your own books? The Books Check-Up is a flat-fee review. We look at what you’ve got, flag what’s off and walk you through it.